Java courses can help you learn object-oriented programming, data structures, exception handling, and multithreading concepts. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

LearnKartS
Skills you'll gain: Model Context Protocol, Gemini, Node.JS, Google Gemini, AI Workflows, Generative AI Agents, OpenAI API, Prompt Engineering, Agentic Workflows, Retrieval-Augmented Generation, Embeddings, OpenAI, TypeScript, Back-End Web Development, Server Side, Web Applications, API Design, Web Development, Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Computational Thinking, HTML and CSS, Hypertext Markup Language (HTML), Web Design and Development, Javascript, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Programming Principles, Web Applications, Interactive Design, Web Development, Program Development, Web Content, digital literacy, Semantic Web, Computer Science, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, TypeScript, Secure Coding, OAuth, Data Validation, Full-Stack Web Development, Web Applications, Application Security, Authentications, Web Development, Back-End Web Development, Javascript, Data Modeling, Middleware, Data Migration, Application Deployment, API Design, E-Commerce
Intermediate · Course · 1 - 3 Months
Universidad de los Andes
Skills you'll gain: Supervised Learning, LangChain, User Story, Unsupervised Learning, Cloud-Native Computing, Agile Software Development, Process Analysis, Continuous Deployment, Software Testing, Financial Statement Analysis, Organizational Strategy, Data Storytelling, Dashboard Creation, Classification Algorithms, Deep Learning, Game Design, Technology Strategies, Infrastructure As A Service (IaaS), Security Requirements Analysis, API Design
Degree · 1 - 4 Years
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, General Networking, Javascript, Network Security, Computer Networking, Application Security, Computational Thinking, Computer Programming Tools, Applied Mathematics, Computer Graphics, Computer Programming, General Mathematics, Numerical Analysis, Problem Solving
★ 4.2 (1.6K) · Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Node.JS, React Redux, Restful API, Database Design, Ajax, Database Development, Database Application, Full-Stack Web Development, Server Side, NoSQL, Back-End Web Development, Front-End Web Development, Javascript, React.js, Performance Tuning, API Design, Data Structures, MongoDB, Debugging, JavaScript Frameworks
★ 4.4 (1.4K) · Beginner · Specialization · 3 - 6 Months

Princeton University
Skills you'll gain: Theoretical Computer Science, Data Structures, Computer Science, Computer Architecture, Computer Systems, Algorithms, Computer Programming, Computational Logic, Java Programming, Computer Hardware, Scalability
★ 4.7 (762) · Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Code Reusability, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Development Environment, Context Management
★ 4.6 (1.5K) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Wireframing, Web Content Accessibility Guidelines, Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Front-End Web Development, Verification And Validation, Cascading Style Sheets (CSS), Web Development, Hypertext Markup Language (HTML), Development Testing, Application Frameworks, Usability, Code Review, Web Frameworks, Javascript
★ 4.8 (1.8K) · Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), Version Control, Android Development, File I/O, Android (Operating System), Android Studio, Mobile Development, Data Persistence, Java Programming, Application Development, Event-Driven Programming, Computer Programming
★ 4.2 (801) · Mixed · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, Test Case, Test Automation, Development Testing, Test Planning, Test Tools, White-Box Testing, Code Coverage, Software Quality Assurance, Test Script Development, Functional Testing, Systems Development Life Cycle, Test Data, Technical Communication
★ 4.3 (830) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Java Programming, Java, OS Process Management, Memory Management, Data Sharing
Intermediate · Course · 1 - 4 Weeks